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Global Shark Attack API vs InternetDB API

Same instrument, two spec sheets — measured, not claimed.

APIGlobal Shark Attack APIHEALTHY91InternetDB APIHEALTHY99
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms719133
P95 · ms17942260
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Global Shark Attack API vs InternetDB API: common questions

Which is more reliable, Global Shark Attack API or InternetDB API?

Both are neck-and-neck — Global Shark Attack API and InternetDB API each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Global Shark Attack API or InternetDB API?

InternetDB API has the lower median latency in our checks — Global Shark Attack API responds in 719 ms versus InternetDB API at 133 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Global Shark Attack API and InternetDB API need an API key?

Neither needs a paid key — Global Shark Attack API is callable with no signup, and InternetDB API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Global Shark Attack API and InternetDB API from the browser?

Yes — both Global Shark Attack API and InternetDB API send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Global Shark Attack API and InternetDB API free for commercial use?

Global Shark Attack API has unclear commercial terms, and InternetDB API has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.